1.	Which formula could be used to determine the circumference of a circle?
		A.		B.
		C.		D.
		Hint
	2.	What is the circumference of a circle if its radius measures meters? Round to the nearest tenth.
		A.	31.0 m	B.	7.0 m
		C.	11.0 m	D.	22.0 m
		Hint
	3.	What is the circumference of the circle below? Round to the nearest tenth.
		A.	22.9 mi	B.	91.7 mi
		C.	45.9 mi	D.	61.2 mi
		Hint
	4.	Find the radius of a circle with circumference equal to 362.4. Round to the nearest tenth.
		A.	36.7	B.	115.4
		C.	57.7	D.	230.7
		Hint
	5.	Find the diameter of a circle with circumference of 55.3. Round to the nearest tenth.
		A.	9.3	B.	27.7
		C.	8.8	D.	17.6
		Hint